CN116047005A - Nondestructive inspection and detection device for pressure container and application method - Google Patents
Nondestructive inspection and detection device for pressure container and application method Download PDFInfo
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- CN116047005A CN116047005A CN202310324153.0A CN202310324153A CN116047005A CN 116047005 A CN116047005 A CN 116047005A CN 202310324153 A CN202310324153 A CN 202310324153A CN 116047005 A CN116047005 A CN 116047005A
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- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 238000007689 inspection Methods 0.000 title claims abstract description 24
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- 230000007246 mechanism Effects 0.000 claims abstract description 52
- 238000003825 pressing Methods 0.000 claims description 39
- 230000005540 biological transmission Effects 0.000 claims description 14
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- 238000007906 compression Methods 0.000 claims description 5
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- 230000017105 transposition Effects 0.000 description 3
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/10—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The invention relates to the field of pressure container detection devices, in particular to a pressure container nondestructive inspection device and a use method thereof. The invention consists of a clamping mechanism, an adjusting mechanism and a detecting mechanism; the pressure vessel that makes centre gripping on the main support is carried to follow the support position through the rotation of drive motor area lead screw and is carried the main support and remove, and the pressure vessel carries the in-process along with the flaw detector body overturns on the arc mounting panel and carries out comprehensive detection to its both ends and lateral wall, avoids overturning great pressure vessel, causes certain security risk, and for pressure vessel, and less flaw detector body is more convenient to be adjusted, promotes detection efficiency.
Description
Technical Field
The invention relates to the field of pressure container detection devices, in particular to a nondestructive inspection device for a pressure container and a use method thereof.
Background
The pressure container is widely applied to the fields of machinery, petroleum, chemical industry and the like, is one of high-risk pressure-bearing special equipment, and can cause destructive accidents in case of explosion or leakage, so the nondestructive detection of the pressure container after production, manufacture and use is particularly important, and an operator can perform nondestructive detection on the surface of the pressure container through an infrared flaw detector.
The prior patent (publication number: CN 114487298A) discloses an adjustable nondestructive inspection device for a pressure container and a use method thereof, wherein the nondestructive inspection device comprises a mounting seat, an electric lifting rod, an inspection mechanism, a transposition mechanism and a limiting machine. The inventor finds that the following problems in the prior art are not solved well in the process of realizing the scheme: 1. in the using process of the nondestructive inspection and detection device for the pressure container, when the side wall is detected after the two ends of the pressure container are measured, the pressure container is required to be overturned through the transposition mechanism and then detected, the pressure container is usually larger, the overturning pressure container has unstable support, a certain safety risk exists, the time of the detection procedure is increased in the process of overturning the pressure container, and the working efficiency is reduced; 2. in the use process of the existing partial pressure vessel detection device, the pressure vessel needs to be rotated and detected through a rotary roller way, the roller way rotates to rub the side wall of the pressure vessel, the surface of the pressure vessel is easily damaged at the moment, and the later use effect of the pressure vessel is affected.
Disclosure of Invention
The invention aims to provide a nondestructive inspection device for a pressure container and a use method thereof, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the nondestructive inspection device for the pressure container comprises a supporting seat, wherein a main guide groove is formed in the right side of the top of the supporting seat, a main support is movably connected in the main guide groove, a screw rod is rotatably connected to the lower part of the inner wall of the main guide groove, a transmission motor is fixedly connected to the right side of the supporting seat, the rotating end of the transmission motor is fixedly connected with the right end of the screw rod, and the lower part of the main support is in threaded connection with the screw rod;
the left side at the top of the supporting seat is provided with a secondary guide groove, sliding rods are symmetrically and fixedly connected between two sides of the inner wall of the secondary guide groove, two secondary brackets are connected with the sliding rods in a sliding mode, a compression spring is movably sleeved at the middle of each sliding rod, supporting plates are fixedly connected to the tops of the secondary brackets and the main brackets, clamping mechanisms are movably connected to the middle of each supporting plate, an adjusting mechanism is movably connected between each secondary bracket and the main bracket, and two ends of each adjusting mechanism can respectively drive the bottoms of the two clamping mechanisms to act;
the middle position at the top of the supporting seat is rotationally connected with a detection mechanism, and the detection mechanism and the two clamping mechanisms are coaxially arranged.
Preferably, the clamping mechanism comprises three sliding grooves, the three sliding grooves are formed in the supporting plate at equal intervals along the circumference, an arc-shaped clamping plate is connected in the sliding manner in the sliding groove, and a connecting rod is hinged to one end of the arc-shaped clamping plate;
the middle position of the supporting plate is rotationally connected with a triangle, and one ends of the three connecting rods are respectively hinged at the triangle positions of the triangle;
the lower part the intermediate position fixedly connected with depression bar of arc splint bottom surface, the bottom of depression bar receives adjustment mechanism's top drive and can produce the action, the equal fixedly connected with supporting shoe in both sides of backup pad lower part, the middle part sliding connection of supporting shoe has the reset lever, the one end and the adjacent of reset lever the lateral wall fixed connection of arc splint, the middle part activity of reset lever cup joints the reset spring with supporting shoe matched with.
Preferably, the middle part threaded connection of arc splint has the knob pole, the one end of knob pole runs through the arc splint and rotates and be connected with the supporting pad, the equal fixedly connected with horizontal pole in both sides of supporting pad, two horizontal poles sliding connection respectively is adjacent the both sides of arc splint.
Preferably, the adjusting mechanism comprises two push rods, the two push rods are symmetrically and fixedly connected to the main support, and a round hole matched with the push rods is formed in the middle of the supporting seat;
a main brace rod is fixedly connected between two sides of the inner wall of the main guide groove, and a main pressing block matched with the clamping mechanism is fixedly connected to the top of the main brace rod;
a secondary brace rod is fixedly connected between two sides of the inner wall of the secondary guide groove, and a secondary pressing block matched with the clamping mechanism is fixedly connected to the top of the secondary brace rod;
the lower parts of the two supporting plates are provided with through grooves, and the main supporting rods and the auxiliary supporting rods are respectively and movably connected in the through grooves.
Preferably, the detection mechanism comprises a groove, the groove is formed in the middle of the top of the supporting seat, the inner wall of the groove is rotationally connected with a supporting ring, the middle of the supporting ring is provided with a ring groove, the side wall of the ring groove is provided with an arc groove, the inner wall of the arc groove is rotationally connected with a rotating rod, the middle of the rotating rod is fixedly connected with an arc mounting plate, and the side wall of the rotating rod is fixedly sleeved with a main gear;
the outer wall of the ring groove is fixedly connected with a main electric telescopic rod, one end of the main electric telescopic rod is fixedly connected with a main rack, and the side wall of the main rack is meshed with the side wall of the main gear;
the arc-shaped mounting plate is fixedly connected with a supporting cylinder on one side far away from the rotating rod, the inner bottom surface of the supporting cylinder is rotationally connected with a hinging block, a shaft lever is rotationally connected between two sides of the inner wall of the supporting cylinder, bevel gears are fixedly connected to one side of the shaft lever and the top of the hinging block, the side walls of the two bevel gears are in meshed installation, a slave gear is fixedly sleeved on the other side of the shaft lever, a slave electric telescopic rod is fixedly connected to the inner top surface of the supporting cylinder, a slave rack is fixedly connected to the bottom of the slave electric telescopic rod, and the side wall of the slave rack is meshed with the side wall of the slave gear;
the bottom of the hinging block penetrates through the supporting cylinder to be hinged with a flaw detector body, the middle part of the flaw detector body is fixedly sleeved with an adjusting ring, and the side wall of the adjusting ring is provided with a waist-shaped groove;
one side of the arc-shaped mounting plate is connected with a push rod in a sliding manner, the bottom of the push rod penetrates through the arc-shaped mounting plate to be hinged with a U-shaped connecting block, the lower part of the U-shaped connecting block is connected inside the waist-shaped groove in a sliding manner, the inner wall of the arc-shaped groove is fixedly connected with a stop block matched with the push rod, and the middle part of the push rod is movably sleeved with an extrusion spring;
the side wall fixedly connected with rotation motor of supporting seat, rotation motor's rotation end fixedly connected with rotation gear, the outer lane of supporting ring has fixedly cup jointed the ring gear, rotation gear and ring gear meshing.
Preferably, the length of the arc-shaped mounting plate is set to be 0.8 times of the length of the arc-shaped groove.
Preferably, guide grooves are formed in two sides of the inner wall of the main guide groove, guide blocks are fixedly connected to two sides of the main support, and the two guide blocks are respectively and slidably connected to the inner parts of the two guide grooves.
The application method of the nondestructive inspection device for the pressure container comprises the following steps:
s1, when the nondestructive inspection device for the pressure container is used, firstly, a tank body of the pressure container is placed between three arc clamping plates on the right side of a supporting seat, then a transmission motor is started to rotate with a screw rod, so that a main support moves leftwards with a corresponding supporting plate, when a pressure rod on the supporting plate moves to a main pressing block position on a main supporting rod, the pressure rod is pressed by the main pressing block to move upwards, so that the pressure rod moves upwards with the arc clamping plates on the lower part, at the moment, a connecting rod on the arc clamping plates rotates with a triangular plate, at the moment, the other two arc clamping plates rotate along with the triangular plate and are pulled to the axial position of the triangular plate by corresponding connecting rods, and the right end of the pressure container is clamped by the three arc clamping plates;
s2, continuing to rotate along with the screw rod, continuing to move the pressure vessel clamped by the main support leftwards to the inside of the support ring and stopping, then starting the flaw detector to inspect the left end of the pressure vessel, then starting the rotating motor to rotate along with the support ring through the cooperation of the rotating gear and the toothed ring, enabling the flaw detector body in the support ring to slowly shrink along with the rotation, and then starting the main electric telescopic rod to slowly shrink, enabling the main rack to be meshed with the main gear, and enabling the rotating rod to rotate along with the arc-shaped mounting plate and the flaw detector body to gradually move towards the arc-shaped groove position at the moment, so that the flaw detector body comprehensively inspects the left end of the pressure vessel;
s3, when the arc-shaped mounting plate moves to the inside of the arc-shaped groove, the ejector rod is pressed against the stop block position in the inside of the arc-shaped groove, so that the ejector rod is pressed and is rotated by 90 degrees at the bottom of the hinge block through the U-shaped connecting block with the flaw detector body, and the flaw detector body can inspect the side wall of the pressure container;
s4, then starting a transmission motor to enable the main support to continuously move left slowly with the pressure container, fully detecting the side wall of the pressure container by the flaw detector body in the rotating process, inserting the left end of the pressure container between the adjacent three arc clamping plates and pushing the support plate to move left with the support when the pressure container moves to the position from the support, enabling the three arc clamping plates to move relatively to clamp the left end of the pressure container when the pressure rod on the left support plate moves upwards along with the leftward movement of the support to the position from the pressing block, and releasing the contact between the pressure rod on the upper part of the right support plate and the main pressing block along with the movement, enabling the reset spring to reset with the reset rod, and releasing the clamping of the right end of the pressure container by the three arc clamping plates at the moment;
s5, continuously moving the main support leftwards along with the rotation of the screw rod, enabling a push rod on the main support to pass through the round hole to be pressed on the auxiliary support, pushing the auxiliary support to continuously move leftwards, pulling the pressure container to move leftwards by a clamping mechanism on a left supporting plate, stopping a transmission motor when the right end of the pressure container moves to the left side of the arc-shaped mounting plate, restarting the auxiliary electric telescopic rod, enabling the auxiliary rack to be meshed with the auxiliary gear, enabling the shaft rod to rotate and enabling the shaft rod to rotate 180 degrees along with the hinging block through a bevel gear, and enabling the flaw detector body at the bottom of the hinging block to rotate along with the rotation;
s6, starting the main electric telescopic rod to extend, enabling the arc-shaped mounting plate to gradually move towards the axial center of the supporting ring, enabling the ejector rod to release the pressed state and bring the flaw detector body to rotate and reset, enabling the flaw detector body to inspect the right end of the pressure container, and achieving comprehensive detection of the two ends and the side wall of the pressure container.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, through the cooperation of the main support, the auxiliary support, the arc-shaped mounting plate and other parts, the driving motor drives the screw rod to rotate and drives the main support to move, so that the pressure vessel clamped on the main support is conveyed to the auxiliary support, and the two ends and the side walls of the pressure vessel are comprehensively detected along with the overturning of the flaw detector body on the arc-shaped mounting plate in the conveying process of the pressure vessel, so that a certain safety risk is avoided when the larger pressure vessel is overturned, and compared with the pressure vessel, the smaller flaw detector body is more convenient to adjust, and the detection efficiency can be improved.
According to the invention, through the cooperation of the main support, the push rod, the main pressing block and other parts, when the main support clamps the pressure container to move towards the auxiliary support through the clamping mechanism, the lower part of the clamping mechanism on the auxiliary support is pressed by the auxiliary pressing block to clamp the left end of the pressure container, so that automatic transposition clamping is realized, then the push rod on the main support pushes the auxiliary support to pull the pressure container to move leftwards, the translational comprehensive detection of the pressure container is realized, the condition that the pressure container is damaged due to the fact that the roller way transmission is used for detecting the rotation of the pressure container is avoided, and the detection quality is improved.
According to the invention, through the matching use of the main pressing block, the pressing rod, the triangular plate and other parts, when the main support moves along with the supporting plate, the pressing rod at the bottom of the arc-shaped clamping plate on the supporting plate is matched with the main pressing block, so that the arc-shaped clamping plate at the lower part drives the connecting rod to press the triangular plate to rotate, the triangular plate rotates along with the other two connecting rods to deflect, at the moment, the two connecting rods pull the corresponding arc-shaped clamping plate to slide in the sliding groove, and the three arc-shaped clamping plates relatively move to clamp the pressure vessel, so that the clamping mechanism can automatically clamp the pressure vessel in the moving process of the detecting device along with the pressure vessel, the independent arrangement of the parts such as a motor is avoided, and the use and maintenance cost of equipment is reduced.
Drawings
FIG. 1 is a top view of the structure of the present invention;
FIG. 2 is a cross-sectional view A-A of the present invention from the position of the bracket;
FIG. 3 is a cross-sectional view B-B of the position of the main support of the present invention;
FIG. 4 is a left cross-sectional view of the support ring and arcuate mounting plate of the present invention;
FIG. 5 is a view (partially in section) of the arcuate mounting plate of FIG. 4 in the direction C in accordance with the present invention;
FIG. 6 is a front cross-sectional view of a partial position of the support cylinder of the present invention;
FIG. 7 is a side cross-sectional view of an arcuate clamping plate of the present invention;
FIG. 8 is a perspective view of an arcuate clamping plate of the present invention;
FIG. 9 is a top view of a partial position of the push rod and circular aperture of the present invention;
FIG. 10 is a top view in elevation of a partial position of the lead screw of the present invention;
FIG. 11 is a front view of the present invention in partial position with a primary strut and primary press block;
FIG. 12 is a side view of a partial position of the ejector pin and hinge block of the present invention.
In the figure: 1. a support base; 2. a main guide groove; 3. a main support; 4. a screw rod; 5. a drive motor; 6. a guide groove; 7. a slide bar; 8. a slave support; 9. a compression spring; 10. a support plate; 11. a clamping mechanism; 1101. a chute; 1102. an arc clamping plate; 1103. a connecting rod; 1104. a triangle; 1105. a compression bar; 1106. a support block; 1107. a reset lever; 1108. a return spring; 12. an adjusting mechanism; 1201. a push rod; 1202. a round hole; 1203. a main stay bar; 1204. a main pressing block; 1205. a slave strut; 1206. pressing the secondary block; 1207. a through groove; 13. a detection mechanism; 1301. a groove; 1302. a support ring; 1303. a ring groove; 1304. an arc-shaped groove; 1305. a rotating rod; 1306. an arc-shaped mounting plate; 1307. a main gear; 1308. a main electric telescopic rod; 1309. a main rack; 1310. a support cylinder; 1311. a hinge block; 1312. a shaft lever; 1313. bevel gears; 1314. a slave gear; 1315. a slave electric telescopic rod; 1316. a slave rack; 1317. a flaw detector body; 1318. an adjusting ring; 1319. a waist-shaped groove; 1320. a push rod; 1321. a U-shaped connecting block; 1322. a stop block; 1323. extruding a spring; 1324. a rotating motor; 1325. rotating the gear; 1326. a toothed ring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present invention based on the embodiments of the present invention.
Example 1: referring to fig. 1 to 12, the present invention provides a technical solution: the utility model provides a pressure vessel nondestructive test detection device, includes supporting seat 1, and main guide slot 2 has been seted up on the right side at supporting seat 1 top, and main guide slot 2's inside swing joint has main support 3, and the lower part of main guide slot 2 inner wall rotates to be connected with lead screw 4, and the right side fixedly connected with driving motor 5 of supporting seat 1, driving motor 5's rotation end and lead screw 4's right-hand member fixed connection, main support 3's lower part and lead screw 4 threaded connection.
The left side at supporting seat 1 top is offered from guide slot 6, from symmetrical fixedly connected with slide bar 7 between the both sides of guide slot 6 inner wall, two slide bars 7 sliding connection have from support 8, compression spring 9 has been cup jointed in the middle part activity of slide bar 7, from the equal fixedly connected with backup pad 10 in top of support 8 and main support 3, the middle part swing joint of backup pad 10 has fixture 11, from the swing joint between support 8 and the main support 3 have adjustment mechanism 12, the both ends of adjustment mechanism 12 can drive the bottom of two fixture 11 respectively and move.
The middle position at the top of the supporting seat 1 is rotationally connected with a detection mechanism 13, and the detection mechanism 13 and the two clamping mechanisms 11 are coaxially arranged.
In this embodiment, as shown in fig. 1, 2, 3, 7 and 8, the clamping mechanism 11 includes three sliding grooves 1101, the three sliding grooves 1101 are formed on the supporting plate 10 at equal intervals along the circumference, the arc-shaped clamping plates 1102 are slidably connected to the inside of the sliding grooves 1101, and the arc-shaped clamping plates 1102 can move along the sliding grooves 1101 by using an intermediate sliding block structure as shown in fig. 8. One end of the arc-shaped clamping plate 1102 is hinged with a connecting rod 1103. It should be noted that: steel balls are movably connected between the inner wall of the sliding groove 1101 and the arc-shaped clamping plate 1102, so that friction resistance of the arc-shaped clamping plate 1102 in the sliding process inside the sliding groove 1101 is reduced.
The middle position of the supporting plate 10 is rotatably connected with a triangle 1104, and one ends of three connecting rods 1103 are respectively hinged at the triangle positions of the triangle 1104. It should be noted that: the middle position fixedly connected with mounting pin of backup pad 10, the fixed connecting bearing that has cup jointed in the outer lane of mounting pin, the connecting hole has been seted up at the triangle 1104 middle part, connecting hole inner wall and connecting bearing outer lane fixed connection make the triangle 1104 can be stable in the intermediate position rotation of backup pad 10 lateral wall.
The middle position fixedly connected with depression bar 1105 of lower part arc splint 1102 bottom surface, the bottom of depression bar 1105 receives the top drive of adjustment mechanism 12 can produce the action, and the equal fixedly connected with supporting shoe 1106 in both sides of backup pad 10 lower part, and the middle part sliding connection of supporting shoe 1106 has reset lever 1107, and the one end and the lateral wall fixed connection of adjacent arc splint 1102 of reset lever 1107 have movably sleeved with reset spring 1108 with supporting shoe 1106 matched with in the middle part of reset lever 1107. It should be noted that: the other end fixedly connected with backing ring of release lever 1107, reset spring 1108 sets up between backing ring and supporting shoe 1106, and when depression bar 1105 released the pressurized state, reset spring 1108 carried the arc splint 1102 of lower part to slide the reset in spout 1101 inside, and three arc splint 1102 can move in opposite directions and release the centre gripping to pressure vessel this moment.
In this embodiment, as shown in fig. 7, a knob rod is screwed in the middle of the arc-shaped clamping plate 1102, one end of the knob rod penetrates through the arc-shaped clamping plate 1102 to rotate and is connected with a supporting pad, two sides of the supporting pad are fixedly connected with cross bars, and the two cross bars are respectively and slidably connected to two sides of the arc-shaped clamping plate 1102. It should be noted that: the position of the supporting pad can be adjusted by rotating the knob rod, so that the three arc clamping plates 1102 can clamp pressure vessels with different diameters, and the supporting pad is provided with rubber.
In this embodiment, as shown in fig. 1 to 4 and 9, the adjusting mechanism 12 includes two push rods 1201, the two push rods 1201 are symmetrically and fixedly connected to the main support 3, and a circular hole 1202 matched with the push rods 1201 is formed in the middle of the support seat 1.
A main brace 1203 is fixedly connected between two sides of the inner wall of the main guide groove 2, a main pressing block 1204 matched with the clamping mechanism 11 is fixedly connected to the top of the main brace 1203, and as shown in fig. 11, the main pressing block 1204 is a trapezoid long bar protruding relative to the main brace 1203. It should be noted that: the main pressing block 1204 is arranged at the lower part of the main bracket 3 and can push the pressing rod 1105 upwards.
A secondary stay rod 1205 is fixedly connected between two sides of the inner wall of the secondary guide groove 6, and a secondary pressing block 1206 matched with the clamping mechanism 11 is fixedly connected to the top of the secondary stay rod 1205. It should be noted that: the slave pressing block 1206 is provided at the lower portion of the slave bracket 8 and can press and push the pressing lever 1105 upward.
The lower parts of the two support plates 10 are respectively provided with a through groove 1207, and the main support rod 1203 and the auxiliary support rod 1205 are respectively movably connected in the two through grooves 1207. It should be noted that: the arrangement by the through slots 1207 does not cause interference during the movement of the main support 3 with the corresponding support plate 10 carried by the secondary support 8.
In this embodiment, as shown in fig. 1, 4, 5, 6 and 12, the detection mechanism 13 includes a groove 1301, the groove 1301 is formed in a middle position at the top of the supporting seat 1, the inner wall of the groove 1301 is rotationally connected with a supporting ring 1302, a ring groove 1303 is formed in the middle of the supporting ring 1302, an arc groove 1304 is formed in a side wall of the ring groove 1303, a rotating rod 1305 is rotationally connected to the inner wall of the arc groove 1304, an arc mounting plate 1306 is fixedly connected to the middle of the rotating rod 1305, and a main gear 1307 is fixedly sleeved on the side wall of the rotating rod 1305. It should be noted that: the support bearings are fixedly connected to two sides of the support ring 1302, and an outer ring on one side of each support bearing is fixedly connected with the inner wall of the groove 1301.
The outer wall of the ring groove 1303 is fixedly connected with a main electric telescopic rod 1308, one end of the main electric telescopic rod 1308 is fixedly connected with a main rack 1309, and the side wall of the main rack 1309 is meshed with the side wall of a main gear 1307.
One side of the arc-shaped mounting plate 1306 far away from the rotating rod 1305 is fixedly connected with a supporting cylinder 1310, the inner bottom surface of the supporting cylinder 1310 is rotationally connected with a hinge block 1311, a shaft rod 1312 is rotationally connected between two sides of the inner wall of the supporting cylinder 1310, one side of the shaft rod 1312 and the top of the hinge block 1311 are fixedly connected with bevel gears 1313, the side walls of the two bevel gears 1313 are in meshed installation, the other side of the shaft rod 1312 is fixedly sleeved with a slave gear 1314, the inner top surface of the supporting cylinder 1310 is fixedly connected with a slave electric telescopic rod 1315, the bottom of the slave electric telescopic rod 1315 is fixedly connected with a slave rack 1316, and the side wall of the slave rack 1316 is meshed with the side wall of the slave gear 1314. It should be noted that: a mounting bearing is fixedly connected between the hinge block 1311 and the inner wall of the supporting cylinder 1310, when two bevel gears 1313 are meshed and driven, the hinge block 1311 is driven to rotate, and when the motor telescopic rod 1315 is driven to move from the rack 1316 to a limiting position, the two bevel gears 1313 are meshed, and the hinge block 1311 can only be driven to rotate 180 degrees.
The bottom of the hinging block 1311 penetrates through the supporting cylinder 1310 to be hinged with a flaw detector body 1317, an adjusting ring 1318 is fixedly sleeved in the middle of the flaw detector body 1317, and a waist-shaped groove 1319 is formed in the side wall of the adjusting ring 1318.
One side of the arc-shaped mounting plate 1306 is slidably connected with a push rod 1320, the bottom of the push rod 1320 penetrates through the arc-shaped mounting plate 1306 to be hinged with a U-shaped connecting block 1321, the lower part of the U-shaped connecting block 1321 is slidably connected inside a waist-shaped groove 1319, the inner wall of the arc-shaped groove 1304 is fixedly connected with a stop block 1322 matched with the push rod 1320, and the middle part of the push rod 1320 is movably sleeved with an extrusion spring 1323. It should be noted that: the top of the ejector rod 1320 is fixedly connected with a ball, the extrusion spring 1323 is arranged between the ball and the arc-shaped mounting plate 1306, and when the ejector rod 1320 releases the extrusion state with the stop block 1322, the extrusion spring 1323 carries the ejector rod 1320 to reset, so that the flaw detector body 1317 after being turned over by 90 degrees is reset; and the groove between the ejector rod 1320 and the arc-shaped mounting plate 1306 is a semicircular groove, so that the ejector rod 1320 cannot interfere with the rotation process of the flaw detector 1317.
The lateral wall fixedly connected with rotation motor 1324 of supporting seat 1, the rotation end fixedly connected with rotation gear 1325 of rotation motor 1324, the outer lane of holding ring 1302 has fixedly cup jointed ring gear 1326, and rotation gear 1325 meshes with ring gear 1326. It should be noted that: the lateral wall fixedly connected with motor base of supporting seat 1, rotation motor 1324 fixed connection is at the top of motor base.
In this embodiment, as shown in fig. 1 and fig. 4 to fig. 6, a limiting block matched with the flaw detector body 1317 is fixedly connected to a side wall of the arc-shaped mounting plate 1306, and the length of the arc-shaped mounting plate 1306 is set to be 0.8 times the length of the arc-shaped groove 1304. It should be noted that: the limiting block is arranged, so that the flaw detector body 1317 is limited by the limiting block after the ejector rod 1320 is pushed to rotate 90 degrees; when the arc-shaped mounting plate 1306 rotates to the inside of the arc-shaped groove 1304 along with the rotating rod 1305, the ejector rod 1320 is pressed against the stop block 1322, so that the ejector rod carries the flaw detector body 1317 to rotate 90 degrees, and then the side surface of the pressure container is detected.
In this embodiment, as shown in fig. 1 and 3, guide grooves are formed on two sides of the inner wall of the main guide groove 2, guide blocks are fixedly connected to two sides of the main support 3, and the two guide blocks are respectively and slidably connected to the inside of the two guide grooves. It should be noted that: and steel balls are arranged between the guide blocks and the guide grooves, so that friction resistance of the guide blocks in the sliding process inside the guide grooves is reduced.
In this embodiment, as shown in fig. 1 to 12, a method for using a nondestructive inspection device for a pressure vessel includes the following steps:
s1, when the nondestructive inspection device for the pressure container is used, firstly, a pressure container tank body is placed between three arc clamping plates 1102 on the right side of a supporting seat 1, a transmission motor 5 is started to rotate with a screw rod 4, so that a main support 3 moves leftwards with a corresponding supporting plate 10, when a pressing rod 1105 on the supporting plate 10 moves to a main pressing block 1204 position on a main supporting rod 1203, the pressing rod 1105 is pressed by the main pressing block 1204 to move upwards, so that the pressing rod 1105 moves upwards with the lower arc clamping plates 1102, at the moment, a connecting rod 1103 on the arc clamping plates 1102 rotates with a triangle 1104, at the moment, the other two arc clamping plates 1102 rotate along with the triangle 1104 and are pulled to the axle center position of the triangle 1104 by the corresponding connecting rod 1103, so that the right end of the pressure container is clamped by the three arc clamping plates 1102;
s2, as the screw rod 4 continues to rotate, the pressure vessel clamped by the main support 3 continues to move leftwards to the inside of the support ring 1302 and then stops, then the flaw detector is started to inspect the left end of the pressure vessel, then the rotating motor 1324 is started to rotate along with the support ring 1302 through the rotating gear 1325 and the toothed ring 1326, so that the flaw detector body 1317 in the support ring 1302 rotates along with the rotation, then the main electric telescopic rod 1308 is started to slowly shrink, so that the main toothed bar 1309 is meshed with the main gear 1307, and at the moment, the rotating rod 1305 rotates to gradually move towards the arc-shaped groove 1304 along with the arc-shaped mounting plate 1306 and the flaw detector body 1317, so that the flaw detector body 1317 comprehensively inspects the left end of the pressure vessel;
s3, when the arc-shaped mounting plate 1306 moves to the inside of the arc-shaped groove 1304, the ejector rod 1320 abuts against a stop block 1322 in the inside of the arc-shaped groove 1304, so that the ejector rod 1320 is pressed and rotates 90 degrees at the bottom of the hinge block 1311 through the U-shaped connecting block 1321 with the flaw detector body 1317, and the flaw detector body 1317 can inspect the side wall of the pressure container;
s4, then starting the transmission motor 5 again, enabling the main support 3 to continuously move left slowly with the pressure container, fully detecting the side wall of the pressure container in the rotating process of the flaw detector body 1317, when the pressure container moves to the position from the support 8, inserting the left end of the pressure container between the adjacent three arc clamping plates 1102, pushing the support plate 10 to move left with the support 8, and enabling the three arc clamping plates 1102 on the left support plate 10 to move relatively to clamp the left end of the pressure container when the support 8 moves left to the position from the pressing block 1206, and enabling the pressing rod 1105 on the upper portion of the right support plate 10 to release contact with the main pressing block 1204 after moving, enabling the reset spring 1108 to reset with the reset rod 1107, and enabling the three arc clamping plates 1102 at the position to release clamping the right end of the pressure container;
s5, continuing to move leftwards along with the rotation of the screw rod 4, enabling the push rod 1201 on the main support 3 to pass through the round hole 1202 to be pressed on the auxiliary support 8 and push the auxiliary support 8 to move leftwards, at the moment, pulling the pressure container to move leftwards by the clamping mechanism 11 on the left support plate 10, stopping the transmission motor 5 when the right end of the pressure container moves to the left side of the arc-shaped mounting plate 1306, at the moment, restarting the auxiliary electric telescopic rod 1315, enabling the auxiliary rack 1316 to be meshed with the auxiliary gear 1314, at the moment, enabling the shaft rod 1312 to rotate and enable the shaft rod 1312 to rotate 180 degrees with the hinge block 1311 through the bevel gear 1313, and enabling the flaw detector body 1317 at the bottom of the hinge block 1311 to rotate along with the rotation;
s6, the main electric telescopic rod 1308 is started to extend, so that the arc-shaped mounting plate 1306 gradually moves towards the axial center of the support ring 1302, at the moment, the ejector rod 1320 releases the pressed state and brings the flaw detector body 1317 to rotate and reset, so that the flaw detector body 1317 performs inspection against the right end of the pressure vessel, and comprehensive detection on the two ends and the side wall of the pressure vessel is realized.
Claims (8)
1. The utility model provides a pressure vessel nondestructive test detection device, includes supporting seat (1), its characterized in that: the right side at the top of the supporting seat (1) is provided with a main guide groove (2), the inside of the main guide groove (2) is movably connected with a main support (3), the lower part of the inner wall of the main guide groove (2) is rotationally connected with a screw rod (4), the right side of the supporting seat (1) is fixedly connected with a transmission motor (5), the rotating end of the transmission motor (5) is fixedly connected with the right end of the screw rod (4), and the lower part of the main support (3) is in threaded connection with the screw rod (4);
the left side at the top of the supporting seat (1) is provided with a secondary guide groove (6), two sliding rods (7) are symmetrically and fixedly connected between two sides of the inner wall of the secondary guide groove (6), two secondary brackets (8) are slidably connected with the secondary sliding rods (7), a compression spring (9) is movably sleeved in the middle of each sliding rod (7), supporting plates (10) are fixedly connected to the tops of the secondary brackets (8) and the main brackets (3), clamping mechanisms (11) are movably connected to the middle of each supporting plate (10), an adjusting mechanism (12) is movably connected between each secondary bracket (8) and each main bracket (3), and two ends of each adjusting mechanism (12) can respectively drive the bottoms of the two clamping mechanisms (11) to act;
the middle position at the top of the supporting seat (1) is rotationally connected with a detection mechanism (13), and the detection mechanism (13) and the two clamping mechanisms (11) are coaxially arranged.
2. The nondestructive inspection apparatus for pressure vessel of claim 1 wherein: the clamping mechanism (11) comprises three sliding grooves (1101), wherein the number of the sliding grooves (1101) is three, the three sliding grooves (1101) are formed in the supporting plate (10) at equal intervals along the circumference, an arc-shaped clamping plate (1102) is connected inside the sliding grooves (1101) in a sliding manner, and one end of the arc-shaped clamping plate (1102) is hinged with a connecting rod (1103);
the middle position of the supporting plate (10) is rotationally connected with a triangle (1104), and one ends of the three connecting rods (1103) are respectively hinged at the triangle positions of the triangle (1104);
the lower part the intermediate position fixedly connected with depression bar (1105) of arc splint (1102) bottom surface, the bottom of depression bar (1105) receives the top drive of adjustment mechanism (12) and can produce the action, the equal fixedly connected with supporting shoe (1106) of both sides of backup pad (10) lower part, the middle part sliding connection of supporting shoe (1106) has reset lever (1107), the one end and the adjacent of reset lever (1107) arc splint (1102) lateral wall fixed connection, reset spring (1108) matched with supporting shoe (1106) have been cup jointed in the middle part activity of reset lever (1107).
3. A pressure vessel nondestructive inspection apparatus as defined in claim 2 wherein: the middle part threaded connection of arc splint (1102) has the knob pole, the one end of knob pole runs through arc splint (1102) and rotates and be connected with the supporting pad, the equal fixedly connected with horizontal pole in both sides of supporting pad, two horizontal pole sliding connection respectively is adjacent the both sides of arc splint (1102).
4. A pressure vessel nondestructive inspection apparatus according to claim 3, wherein: the adjusting mechanism (12) comprises two push rods (1201), the two push rods (1201) are symmetrically and fixedly connected to the main support (3), and a round hole (1202) matched with the push rods (1201) is formed in the middle of the supporting seat (1);
a main brace rod (1203) is fixedly connected between two sides of the inner wall of the main guide groove (2), and a main pressing block (1204) matched with the clamping mechanism (11) is fixedly connected to the top of the main brace rod (1203);
a secondary stay rod (1205) is fixedly connected between two sides of the inner wall of the secondary guide groove (6), and a secondary pressing block (1206) matched with the clamping mechanism (11) is fixedly connected to the top of the secondary stay rod (1205);
the lower parts of the two supporting plates (10) are respectively provided with a through groove (1207), and the main supporting rod (1203) and the auxiliary supporting rod (1205) are respectively and movably connected in the two through grooves (1207).
5. The nondestructive inspection apparatus for pressure vessel as set forth in claim 4 wherein: the detection mechanism (13) comprises a groove (1301), the groove (1301) is formed in the middle of the top of the supporting seat (1), a supporting ring (1302) is rotatably connected to the inner wall of the groove (1301), a ring groove (1303) is formed in the middle of the supporting ring (1302), an arc-shaped groove (1304) is formed in the side wall of the ring groove (1303), a rotating rod (1305) is rotatably connected to the inner wall of the arc-shaped groove (1304), an arc-shaped mounting plate (1306) is fixedly connected to the middle of the rotating rod (1305), and a main gear (1307) is fixedly sleeved on the side wall of the rotating rod (1305);
the outer wall of the ring groove (1303) is fixedly connected with a main electric telescopic rod (1308), one end of the main electric telescopic rod (1308) is fixedly connected with a main toothed bar (1309), and the side wall of the main toothed bar (1309) is meshed with the side wall of a main gear (1307);
one side of the arc-shaped mounting plate (1306) far away from the rotating rod (1305) is fixedly connected with a supporting cylinder (1310), the inner bottom surface of the supporting cylinder (1310) is rotationally connected with a hinge block (1311), a shaft lever (1312) is rotationally connected between two sides of the inner wall of the supporting cylinder (1310), one side of the shaft lever (1312) is fixedly connected with bevel gears (1313) with the top of the hinge block (1311), two side walls of the bevel gears (1313) are in meshed mounting, the other side of the shaft lever (1312) is fixedly sleeved with a slave gear (1314), the inner top surface of the supporting cylinder (1310) is fixedly connected with a slave electric telescopic rod (1315), the bottom of the slave electric telescopic rod (1315) is fixedly connected with a slave rack (1316), and the side wall of the slave rack (1316) is meshed with the side wall of the slave gear (1314);
the bottom of the hinge block (1311) penetrates through the supporting cylinder (1310) to be hinged with a flaw detector body (1317), an adjusting ring (1318) is fixedly sleeved in the middle of the flaw detector body (1317), and a waist-shaped groove (1319) is formed in the side wall of the adjusting ring (1318);
one side of the arc-shaped mounting plate (1306) is slidably connected with a push rod (1320), the bottom of the push rod (1320) penetrates through the arc-shaped mounting plate (1306) to be hinged with a U-shaped connecting block (1321), the lower part of the U-shaped connecting block (1321) is slidably connected inside a waist-shaped groove (1319), the inner wall of the arc-shaped groove (1304) is fixedly connected with a stop block (1322) matched with the push rod (1320), and the middle part of the push rod (1320) is movably sleeved with an extrusion spring (1323);
the side wall fixedly connected with rotation motor (1324) of supporting seat (1), rotation motor (1324) rotation end fixedly connected with rotation gear (1325), the outer lane of support ring (1302) is fixed to be cup jointed ring gear (1326), rotation gear (1325) and ring gear (1326) meshing.
6. The nondestructive inspection apparatus for pressure vessel of claim 5 wherein: the length of the arc-shaped mounting plate (1306) is set to be 0.8 times the length of the arc-shaped groove (1304).
7. The nondestructive inspection apparatus for pressure vessel of claim 6 wherein: guide grooves are formed in two sides of the inner wall of the main guide groove (2), guide blocks are fixedly connected to two sides of the main support (3), and the two guide blocks are respectively and slidably connected to the inner portions of the two guide grooves.
8. A method for using a nondestructive inspection device for a pressure vessel, using the nondestructive inspection device for a pressure vessel according to claim 7, characterized in that: the method comprises the following steps:
s1, when the nondestructive inspection device for the pressure container is used, firstly, a pressure container tank body is placed between three arc-shaped clamping plates (1102) on the right side of a supporting seat (1), a transmission motor (5) is started to rotate with a screw rod (4) so that a main support (3) moves leftwards with a corresponding supporting plate (10), when a pressing rod (1105) on the supporting plate (10) moves to a main pressing block (1204) on a main supporting rod (1203), the pressing rod (1105) is pressed by the main pressing block (1204) to move upwards, the pressing rod (1105) moves upwards with the lower arc-shaped clamping plates (1102), at the moment, a connecting rod (1103) on the arc-shaped clamping plates (1102) rotates with a triangular plate (1104), and at the moment, the other two arc-shaped clamping plates (1102) rotate along with the triangular plate (1104) and are pulled to the axial position of the triangular plate (1104) by the corresponding connecting rod (1103), so that the right end of the pressure container is clamped by the three arc-shaped clamping plates (1102);
s2, along with the continuous rotation of the screw rod (4), the main support (3) continuously moves left to the inside of the supporting ring (1302) with the clamped pressure container, then the flaw detector is started to inspect the left end of the pressure container, then the rotating motor (1324) is started to rotate with the toothed ring (1326) through the matching of the rotating gear (1325) and the toothed ring (1326), the flaw detector body (1317) in the supporting ring (1302) slowly contracts along with the rotation, the main electric telescopic rod (1308) is started again, the main toothed bar (1309) is meshed with the main gear (1307), and at the moment, the rotating rod (1305) rotates to gradually move towards the arc-shaped groove (1304) with the arc-shaped mounting plate (1306) and the flaw detector body (1317), so that the flaw detector body (1317) comprehensively inspects the left end of the pressure container;
s3, when the arc-shaped mounting plate (1306) moves to the inside of the arc-shaped groove (1304), the ejector rod (1320) is pressed against a stop block (1322) in the inside of the arc-shaped groove (1304), so that the ejector rod (1320) is pressed and rotates 90 degrees at the bottom of the hinge block (1311) through the U-shaped connecting block (1321) with the flaw detector body (1317), and the flaw detector body (1317) can inspect the side wall of the pressure container;
s4, then starting the transmission motor (5) to enable the main support (3) to continuously move left slowly with the pressure container, fully detecting the side wall of the pressure container by the flaw detector body (1317) in the rotating process, inserting the left end of the pressure container between the adjacent three arc clamping plates (1102) and pushing the support plate (10) to move left with the support (8) when the pressure container moves to the position from the support (8), enabling the three arc clamping plates (1102) to relatively move to clamp the left end of the pressure container when the pressure rod (1105) on the left support plate (10) moves upwards under pressure along with the position from the support (8) to the position from the pressing block (1206), and enabling the pressure rod (1105) on the upper portion of the right support plate (10) to release contact with the main pressing block (1204) along with the movement, and enabling the reset spring (1108) to reset with the reset rod (1107), wherein the three arc clamping plates (1102) at the position release the clamping of the right end of the pressure container;
s5, continuing to move leftwards along with the rotation of the screw rod (4) by the main support (3), enabling a push rod (1201) on the main support (3) to pass through a round hole (1202) to be pressed against the auxiliary support (8), pushing the auxiliary support (8) to move leftwards, pulling a pressure container to move leftwards by a clamping mechanism (11) on a left supporting plate (10), stopping a transmission motor (5) when the right end of the pressure container moves to the left side of an arc-shaped mounting plate (1306), restarting a slave electric telescopic rod (1315), enabling a slave rack (1316) to be meshed with a slave gear (1314), enabling a shaft lever (1312) to rotate and enabling a hinge block (1311) to rotate 180 degrees through a bevel gear (1313), and enabling a flaw detector body (1317) at the bottom of the hinge block (1311) to rotate along with the rotation;
s6, starting the main electric telescopic rod (1308) to extend, enabling the arc-shaped mounting plate (1306) to gradually move towards the axis position of the supporting ring (1302), at the moment, releasing the pressing state of the ejector rod (1320) and carrying the flaw detector body (1317) to rotate and reset, enabling the flaw detector body (1317) to inspect the right end of the pressure container, and achieving comprehensive detection of the two ends and the side wall of the pressure container.
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